| Genus/Species | Common Name | Image |
| Caluromys derbianus | Derby's Woolly Opossum |  |
| Caluromys lanatus | Brown-eared Woolly Opossum |  |
| Caluromys philander | Bare-tailed Woolly Opossum |  |
| Caluromysiops irrupta | Black-shouldered Opossum |  |
| Chironectes minimus | Yapok |  |
| Cryptonanus chacoensis | Chacoan Gracile Opossum |  |
| Cryptonanus guahybae | Bolivian Gracile Opossum |  |
| Cryptonanus unduaviensis | Rio Grande do Sul Gracile Opossum |  |
| Didelphis albiventris | White-eared Opossum |  |
| Didelphis aurita | Big-eared Opossum |  |
| Didelphis imperfecta | Guianan White-eared Opossum |  |
| Didelphis marsupialis | Common Opossum |  |
| Didelphis pernigra | Andean White-eared Opossum |  |
| Didelphis virginiana | Virginia Opossum |  |
| Glironia venusta | Bushy-tailed Opossum |  |
| Gracilinanus aceramarcae | Aceramarca Gracile Opossum |  |
| Gracilinanus agilis | Agile Gracile Opossum |  |
| Gracilinanus agricolai | Agricola's Gracile Opossum |  |
| Gracilinanus dryas | Wood Sprite Gracile Opossum | |
| Gracilinanus emilae | Emilia's Gracile Opossum |  |
| Gracilinanus formosus | Chacoan Pygmy Opossum |  |
| Gracilinanus ignitus | Red-bellied Gracile Opossum | |
| Gracilinanus marica | Northern Gracile Opossum |  |
| Gracilinanus microtarsus | Brazilian Gracile Opossum |  |
| Hyladelphys kalinowskii | Kalinowski's Mouse Opossum |  |
| Lestodelphys halli | Patagonian Opossum |  |
| Lutreolina crassicaudata | Lutrine |  |
| Marmosa andersoni | Heavy-browed Mouse Opossum |  |
| Marmosa lepida | Rufous Mouse Opossum |  |
| Marmosa mexicana | Mexican Mouse Opossum |  |
| Marmosa murina | Linnaeus's Mouse Opossum |  |
| Marmosa quichua | Quechuan Mouse Opossum |  |
| Marmosa robinsoni | Robinson's Mouse Opossum |  |
| Marmosa rubra | Red Mouse Opossum |  |
| Marmosa tyleriana | Tyleria Mouse Opossum |  |
| Marmosa xerophila | Guajira Mouse Opossum |  |
| Marmosops bishopi | Bishop's Slender Opossum |  |
| Marmosops cracens | Narrow-headed Slender Opossum |  |
| Marmosops dorothea | Dorothy's Slender Mouse Opossum |  |
| Marmosops fuscatus | Dusky Slender Opossum |  |
| Marmosops handleyi | Handley's Slender Opossum |  |
| Marmosops impavidus | Tschudi's Slender Opossum |  |
| Marmosops incanus | Gray Slender Opossum |  |
| Marmosops invictus | Panama Slender Opossum |  |
| Marmosops juninensis | Junin Slender Opossum |  |
| Marmosops neblina | Neblina Slender Opossum |  |
| Marmosops noctivagus | White-bellied Slender Opossum |  |
| Marmosops parvidens | Delicate Slender Opossum |  |
| Marmosops paulensis | Brazilian Slender Opossum |  |
| Marmosops pinheiroi | Pinheiro's Slender Opossum |  |
| Metachirus nudicaudatus | Brown four-eyed opossum |  |
| Micoureus alstoni | Alston's Mouse Opossum |  |
| Micoureus constantiae | White-bellied Woolly Mouse Opossum |  |
| Micoureus demerarae | Woolly Mouse Opossum |  |
| Micoureus paraguayanus | Tate's Woolly Mouse Opossum |  |
| Micoureus phaeus | Little Woolly Mouse Opossum |  |
| Micoureus regina | Bare-tailed Woolly Mouse Opossum |  |
| Monodelphis adusta | Sepia Short-tailed Opossum |  |
| Monodelphis americana | Northern three-striped Opossum |  |
| Monodelphis brevicaudata | Northern Red-sided Opossum |  |
| Monodelphis dimidiata | Yellow-sided Opossum |  |
| Monodelphis domestica | Grey Short-tailed Opossum |  |
| Monodelphis emiliae | Emilia's Short-tailed Opossum |  |
| Monodelphis glirina | Amazonian Red-sided Opossum |  |
| Monodelphis iheringi | Ihering's Three-striped Opossum |  |
| Monodelphis kunsi | Pygmy Short-tailed Opossum |  |
| Monodelphis maraxina | Maraj Short-tailed Opossum |  |
| Monodelphis osgoodi | Osgood's Short-tailed Opossum |  |
| Monodelphis palliolata | Hooded Red-sided Opossum |  |
| Monodelphis rubida | Chestnut-striped Opossum |  |
| Monodelphis scalops | Long-nosed Short-tailed Opossum |  |
| Monodelphis sorex | Southern Red-sided Opossum |  |
| Monodelphis theresa | Southern Three-striped Opossum |  |
| Monodelphis umbristriata | Red Three-striped Opossum | |
| Monodelphis unistriata | One-striped Opossum |  |
| Philander andersoni | Black Four-eyed Opossum |  |
| Philander frenatus | Southeastern Four-eyed Opossum |  |
| Philander mcilhennyi | McIlhenny's Four-eyed Opossum |  |
| Philander opossum | Grey Four-eyed Opossum |  |
| Thylamys cinderella | Cinderella Fat-tailed Mouse Opossum |  |
| Thylamys elegans | Elegant Fat-tailed Mouse Opossum |  |
| Thylamys karimii | Karimi's Fat-tailed Mouse Opossum |  |
| Thylamys macrurus | Paraguayan Fat-tailed Mouse Opossum |  |
| Thylamys pallidior | White-bellied Fat-tailed Mouse Opossum |  |
| Thylamys pusillus | Common Fat-tailed Mouse Opossum |  |
| Thylamys sponsorius | Argentine Fat-tailed Mouse Opossum |  |
| Thylamys tatei | Tate's Fat-tailed Mouse Opossum |  |
| Thylamys velutinus | Dwarf Fat-tailed Mouse Opossum | |
| Thylamys venustus | Buff-bellied Fat-tailed Mouse Opossum |  |
| Tlacuatzin canescens | Grey Mouse Opossum |  |